Load String fails to load when launched onto a mobile device

UE - Platform - Mobile - Mar 1, 2016

If the user uses the node load string and then launches onto a device than the web browser will be blank. Note: This node appears to work fine in editor ...

Setting a value Material Parameter Collection to Material will cause crash

UE - Graphics Features - May 2, 2016

Adding a Material Parameter collection to a material, setting its value, then saving the material will cause a crash. This was only able to be reproduced on Mac and did not affect the Windows versio ...

Physics Constraint angular visualization are missing in 4.11

UE - Simulation - Physics - Apr 14, 2016

Physics Constraint angular visualization are missing in 4.11 This is a regression User Description: Since 4.11 angular constraints of the physics constant are not shown in the viewport. In 4.10 ...

Show down VR demo incorrect height (too high)

Docs - Samples - May 5, 2016

The player (camera) appears to be floating high above the other characters in the scene ...

Crash when DFAO is disabled and a lower scalability is used while Distance Field Shadowing is enabled.

UE - Graphics Features - Feb 2, 2016

When enabling Distance Fields for a project and adjusting the cvars to disable DFAO and set a lower Detail Mode will result in a crash. Using the console commands outlined in the steps will work. ...

Changing the navigation for the root of a widget blueprint will cause a crash

UE - Editor - UI Systems - Sep 28, 2015

Changing the navigation of the root of the widget blueprint will cause the editor to crash ...

Setting meta data to custom MetaData class does not save after restarting editor

OLD - Anim - Apr 8, 2016

When setting a custom meta data class in an Animation Montage, the class set is not saved when the editor is closed / reopened. ...

AI Perception Not Showing Up in Debugger

UE - AI - May 20, 2016

AI Perception does not seem to be showing up in the debugger. The same setup functioned as expected in 4.11.2 binary, but upon converting the project to 4.12 Preview 4 binary, no debug information w ...

Max Angular Velocity Value Being Reset

UE - Gameplay - Jun 6, 2016

The value of Max Angular Velocity on a component is being reset after changing the value and compiling the blueprint. Found in 4.12 binary, reproduced in Main CL 2994701. Could not reproduce in 4. ...

Behavior tree observers don't work with OnValueChange mode

UE - AI - May 25, 2015

Behavior tree observers do not notice the OnValueChanges ...